Home / 3,733.50-5,152.26-2,161.86

Finding the Fourth Proportional to 3,733.50, 5,152.26 and 2,161.86

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Solution

The fourth proportional to 3,733.50, 5,152.26 and 2,161.86 is: 2,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.50 : 5,152.26 = 2,161.86 : x
  2. Step 2: Convert to fraction form
    3,733.50/5,152.26 = 2,161.86/x
  3. Step 3: Cross multiply
    3,733.50x = 5,152.26 × 2,161.86
  4. Step 4: Simplify right side
    3,733.50x = 11,138,464.80
  5. Step 5: Solve for x
    x = 11,138,464.80/3,733.50
  6. Step 6: Final answer
    x = 2,983.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.